September 11th Memorial Museum

A rose is left in rememberance of Rose Mary Riso, a victim of the September 11th terrorist attacks, at the National September 11 Memorial on September 10, 2014 in New York City. Tomorrow the country will pause to reflect and remember on the 13th anniversary of the attacks. (Photo credit /Getty Images)
A rose is left in rememberance of Rose Mary Riso, a victim of the September 11th terrorist attacks, at the National September 11 Memorial on September 10, 2014 in New York City. Tomorrow the country will pause to reflect and remember on the 13th anniversary of the attacks. (Photo credit /Getty Images)
Workers prepare for the opening of the National September 11 Memorial Museum at the World Trade Center site May 14, 2014 in New York. (Photo credit STAN HONDA/AFP/Getty Images)
An American flag found at the World Trade Center site (below) and a photograph of a flag raising at the site by Thomas E. Franklin/The Record (Bergen County, New Jersey) (top), seen during a press preview of the National September 11 Memorial Museum at the World Trade Center site May 14, 2014 in New York. (Photo credit STAN HONDA/AFP/Getty Images)
A destroyed fire department ambulance from Ground Zero is viewed during a preview of the National September 11 Memorial Museum on May 14, 2014 in New York City. The long awaited museum will open to the public on May 21 following a six-day dedication period for 9/11 families, survivors, first responders ,workers, and local city residents. For the dedication period the doors to the museum will be open for 24-hours a day from May 15 through May 20. On Thursday President Barack Obama and the first lady will attend the dedication ceremony for the opening of the museum. While the construction of the museum has often been fraught with politics and controversy, the exhibitions and displays seek to pay tribute to the 2,983 victims of the 9/11 attacks and the 1993 bombing while also educating the public on the September 11 attacks on the World Trade Center, the Pentagon and in Pennsylvania. (Photo by Spencer Platt/Getty Images)
An American Flag recovered from the World Trade Center site is viewed during a preview of the National September 11 Memorial Museum on May 14, 2014 in New York City. The long awaited museum will open to the public on May 21 following a six-day dedication period for 9/11 families, survivors, first responders ,workers, and local city residents. For the dedication period the doors to the museum will be open for 24-hours a day from May 15 through May 20. On Thursday President Barack Obama and the first lady will attend the dedication ceremony for the opening of the museum. While the construction of the museum has often been fraught with politics and controversy, the exhibitions and displays seek to pay tribute to the 2,983 victims of the 9/11 attacks and the 1993 bombing while also educating the public on the September 11 attacks on the World Trade Center, the Pentagon and in Pennsylvania. (Photo by Spencer Platt/Getty Images)
The symbolic Last Column, a steel beam from one of the World Trade Center towers, seen during a press preview of the National September 11 Memorial Museum at the World Trade Center site May 14, 2014 in New York. In the background, preparations are made for the official opening ceremony to be held May 15. (Photo credit STAN HONDA/AFP/Getty Images)
Artifacts and images from Ground Zero are viewed during a preview of the National September 11 Memorial Museum on May 14, 2014 in New York City. The long awaited museum will open to the public on May 21 following a six-day dedication period for 9/11 families, survivors, first responders ,workers, and local city residents. For the dedication period the doors to the museum will be open for 24-hours a day from May 15 through May 20. On Thursday President Barack Obama and the first lady will attend the dedication ceremony for the opening of the museum. While the construction of the museum has often been fraught with politics and controversy, the exhibitions and displays seek to pay tribute to the 2,983 victims of the 9/11 attacks and the 1993 bombing while also educating the public on the September 11 attacks on the World Trade Center, the Pentagon and in Pennsylvania. (Photo by Spencer Platt/Getty Images)
An opening panel showing a timeline of events seen during a press preview of the National September 11 Memorial Museum at the World Trade Center site May 14, 2014 in New York. (Photo credit STAN HONDA/AFP/Getty Images)
Remains of a New York City Fire Department Ladder Company 3 truck seen during a press preview of the National September 11 Memorial Museum at the World Trade Center site May 14, 2014 in New York. (Photo credit STAN HONDA/AFP/Getty Images)
The personal identification of Glenn J. Winuk, who was killed at Ground Zero on September 11, is viewed during a tour the National September 11 Memorial Museum on May 14, 2014 in New York City. The long awaited museum will open to the public on May 21 following a six-day dedication period for 9/11 families, survivors, first responders ,workers, and local city residents. For the dedication period the doors to the museum will be open for 24-hours a day from May 15 through May 20. On Thursday President Barack Obama and the first lady will attend the dedication ceremony for the opening of the museum. While the construction of the museum has often been fraught with politics and controversy, the exhibitions and displays seek to pay tribute to the 2,983 victims of the 9/11 attacks and the 1993 bombing while also educating the public on the September 11 attacks on the World Trade Center, the Pentagon and in Pennsylvania. (Photo by Spencer Platt/Getty Images)
Helmets worn by New York City Fire Department Firefighter Christian Waugh on September 11, 2001,are seen during a press preview of the National September 11 Memorial Museum at the World Trade Center site May 14, 2014 in New York. (Photo credit STAN HONDA/AFP/Getty Images)
A New York Fire Department ambulance, is seen during a press preview of the National September 11 Memorial Museum at the World Trade Center site May 14, 2014 in New York. (Photo credit STAN HONDA/AFP/Getty Images)
The destroyed Ladder 3 fire truck is viewed during a tour of the National September 11 Memorial Museum on May 14, 2014 in New York City. The long awaited museum will open to the public on May 21 following a six-day dedication period for 9/11 families, survivors, first responders ,workers, and local city residents. For the dedication period the doors to the museum will be open for 24-hours a day from May 15 through May 20. On Thursday President Barack Obama and the first lady will attend the dedication ceremony for the opening of the museum. While the construction of the museum has often been fraught with politics and controversy, the exhibitions and displays seek to pay tribute to the 2,983 victims of the 9/11 attacks and the 1993 bombing while also educating the public on the September 11 attacks on the World Trade Center, the Pentagon and in Pennsylvania. (Photo by Spencer Platt/Getty Images)
Handmade missing posters of victims of September 11 are viewed during a tour of the National September 11 Memorial Museum on May 14, 2014 in New York City. The long awaited museum will open to the public on May 21 following a six-day dedication period for 9/11 families, survivors, first responders ,workers, and local city residents. For the dedication period the doors to the museum will be open for 24-hours a day from May 15 through May 20. On Thursday President Barack Obama and the first lady will attend the dedication ceremony for the opening of the museum. While the construction of the museum has often been fraught with politics and controversy, the exhibitions and displays seek to pay tribute to the 2,983 victims of the 9/11 attacks and the 1993 bombing while also educating the public on the September 11 attacks on the World Trade Center, the Pentagon and in Pennsylvania. (Photo by Spencer Platt/Getty Images)
Artifacts from Ground Zero, including part of a television and radio antenna from the North Tower, is viewed during a preview of the National September 11 Memorial Museum on May 14, 2014 in New York City. The long awaited museum will open to the public on May 21 following a six-day dedication period for 9/11 families, survivors, first responders ,workers, and local city residents. For the dedication period the doors to the museum will be open for 24-hours a day from May 15 through May 20. On Thursday President Barack Obama and the first lady will attend the dedication ceremony for the opening of the museum. While the construction of the museum has often been fraught with politics and controversy, the exhibitions and displays seek to pay tribute to the 2,983 victims of the 9/11 attacks and the 1993 bombing while also educating the public on the September 11 attacks on the World Trade Center, the Pentagon and in Pennsylvania. (Photo by Spencer Platt/Getty Images)
A firefighters shirt used at Ground Zero on September 11 is viewed during a tour the National September 11 Memorial Museum on May 14, 2014 in New York City. The long awaited museum will open to the public on May 21 following a six-day dedication period for 9/11 families, survivors, first responders ,workers, and local city residents. For the dedication period the doors to the museum will be open for 24-hours a day from May 15 through May 20. On Thursday President Barack Obama and the first lady will attend the dedication ceremony for the opening of the museum. While the construction of the museum has often been fraught with politics and controversy, the exhibitions and displays seek to pay tribute to the 2,983 victims of the 9/11 attacks and the 1993 bombing while also educating the public on the September 11 attacks on the World Trade Center, the Pentagon and in Pennsylvania. (Photo by Spencer Platt/Getty Images)
A quote from Virgil seen during a press preview of the National September 11 Memorial Museum at the World Trade Center site May 14, 2014 in New York. (Photo credit STAN HONDA/AFP/Getty Images)
A One World Trade Center sign and exhibits seen during a press preview of the National September 11 Memorial Museum at the World Trade Center site May 14, 2014 in New York. (Photo credit STAN HONDA/AFP/Getty Images)
A photograph of the World Trade Center twin towers(R) ares een during a press preview of the National September 11 Memorial Museum at the World Trade Center site May 14, 2014 in New York. (Photo credit STAN HONDA/AFP/Getty Images)
The destroyed Ladder 3 fire truck is viewed during a tour of the National September 11 Memorial Museum on May 14, 2014 in New York City. The long awaited museum will open to the public on May 21 following a six-day dedication period for 9/11 families, survivors, first responders, workers, and local city residents. For the dedication period the doors to the museum will be open for 24-hours a day from May 15 through May 20. On Thursday President Barack Obama and the first lady will attend the dedication ceremony for the opening of the museum. While the construction of the museum has often been fraught with politics and controversy, the exhibitions and displays seek to pay tribute to the 2,983 victims of the 9/11 attacks and the 1993 bombing while also educating the public on the September 11 attacks on the World Trade Center, the Pentagon and in Pennsylvania. (Photo by Spencer Platt/Getty Images)
A worker makes finishing touches at the National September 11 Memorial Museum on May 14, 2014 in New York City. The long awaited museum will open to the public on May 21 following a six-day dedication period for 9/11 families, survivors, first responders, workers, and local city residents. For the dedication period the doors to the museum will be open for 24-hours a day from May 15 through May 20. On Thursday President Barack Obama and the first lady will attend the dedication ceremony for the opening of the museum. While the construction of the museum has often been fraught with politics and controversy, the exhibitions and displays seek to pay tribute to the 2,983 victims of the 9/11 attacks and the 1993 bombing while also educating the public on the September 11 attacks on the World Trade Center, the Pentagon and in Pennsylvania. (Photo by Spencer Platt/Getty Images)
People tour the National September 11 Memorial Museum on May 14, 2014 in New York City. The long awaited museum will open to the public on May 21 following a six-day dedication period for 9/11 families, survivors, first responders, workers, and local city residents. For the dedication period the doors to the museum will be open for 24-hours a day from May 15 through May 20. On Thursday President Barack Obama and the first lady will attend the dedication ceremony for the opening of the museum. While the construction of the museum has often been fraught with politics and controversy, the exhibitions and displays seek to pay tribute to the 2,983 victims of the 9/11 attacks and the 1993 bombing while also educating the public on the September 11 attacks on the World Trade Center, the Pentagon and in Pennsylvania. (Photo by Spencer Platt/Getty Images)
People tour the National September 11 Memorial Museum on May 14, 2014 in New York City. The long awaited museum will open to the public on May 21 following a six-day dedication period for 9/11 families, survivors, first responders, workers, and local city residents. For the dedication period the doors to the museum will be open for 24-hours a day from May 15 through May 20. On Thursday President Barack Obama and the first lady will attend the dedication ceremony for the opening of the museum. While the construction of the museum has often been fraught with politics and controversy, the exhibitions and displays seek to pay tribute to the 2,983 victims of the 9/11 attacks and the 1993 bombing while also educating the public on the September 11 attacks on the World Trade Center, the Pentagon and in Pennsylvania. (Photo by Spencer Platt/Getty Images)
People tour the National September 11 Memorial Museum on May 14, 2014 in New York City. The long awaited museum will open to the public on May 21 following a six-day dedication period for 9/11 families, survivors, first responders, workers, and local city residents. For the dedication period the doors to the museum will be open for 24-hours a day from May 15 through May 20. On Thursday President Barack Obama and the first lady will attend the dedication ceremony for the opening of the museum. While the construction of the museum has often been fraught with politics and controversy, the exhibitions and displays seek to pay tribute to the 2,983 victims of the 9/11 attacks and the 1993 bombing while also educating the public on the September 11 attacks on the World Trade Center, the Pentagon and in Pennsylvania. (Photo by Spencer Platt/Getty Images)
Bicycles and a bike rack seen during a press preview of the National September 11 Memorial Museum at the World Trade Center site May 14, 2014 in New York. (Photo credit STAN HONDA/AFP/Getty Images)
Bicycles and a bike rack seen during a press preview of the National September 11 Memorial Museum at the World Trade Center site May 14, 2014 in New York. (Photo credit STAN HONDA/AFP/Getty Images)
An exhibit of memorials seen during a press preview of the National September 11 Memorial Museum at the World Trade Center site May 14, 2014 in New York. (Photo credit STAN HONDA/AFP/Getty Images)
An exhibit of memorials seen during a press preview of the National September 11 Memorial Museum at the World Trade Center site May 14, 2014 in New York. (Photo credit STAN HONDA/AFP/Getty Images)
A decorated pillar from Ground Zero and the Slurry Wall are viewed during a tour of the National September 11 Memorial Museum on May 14, 2014 in New York City. The long awaited museum will open to the public on May 21 following a six-day dedication period for 9/11 families, survivors, first responders, workers, and local city residents. For the dedication period the doors to the museum will be open for 24-hours a day from May 15 through May 20. On Thursday President Barack Obama and the first lady will attend the dedication ceremony for the opening of the museum. While the construction of the museum has often been fraught with politics and controversy, the exhibitions and displays seek to pay tribute to the 2,983 victims of the 9/11 attacks and the 1993 bombing while also educating the public on the September 11 attacks on the World Trade Center, the Pentagon and in Pennsylvania. (Photo by Spencer Platt/Getty Images)
Video of the World Trade Center south tower collapsing during the September 11, 2001 attacks (R) and exhibits (L) seen during a press preview of the National September 11 Memorial Museum at the World Trade Center site May 14, 2014 in New York. (Photo credit STAN HONDA/AFP/Getty Images)
Pieces of the plane of Flight 11 seen during a press preview of the National September 11 Memorial Museum at the World Trade Center site May 14, 2014 in New York. (Photo credit STAN HONDA/AFP/Getty Images)
A photograph by Jose Jimenez/Primera Hora (R) of people looking out of one of the World Trade Center towers after the September 11, 2001 attack seen during a press preview of the National September 11 Memorial Museum at the World Trade Center site May 14, 2014 in New York. 'MANDATORY MENTION OF THE ARTIST UPON PUBLICATION' (Photo credit STAN HONDA/AFP/Getty Images)
The 'Survior Stairs', remnants of a Vesey Street staircase where many people who worked at the World Trade Center towers during the September 11, 2001 attack escaped to the street, seen during a press preview of the National September 11 Memorial Museum at the World Trade Center site May 14, 2014 in New York. (Photo credit STAN HONDA/AFP/Getty Images)
A display of front pages of newspapers, seen during a press preview of the National September 11 Memorial Museum at the World Trade Center site May 14, 2014 in New York. (Photo credit STAN HONDA/AFP/Getty Images)
A display of front pages of newspapers, seen during a press preview of the National September 11 Memorial Museum at the World Trade Center site May 14, 2014 in New York. (Photo credit STAN HONDA/AFP/Getty Images)
A display showing the Al-Qaeda hijackers, is seen during a press preview of the National September 11 Memorial Museum at the World Trade Center site May 14, 2014 in New York. (Photo credit STAN HONDA/AFP/Getty Images)
A display showing the Al-Qaeda hijackers, is seen during a press preview of the National September 11 Memorial Museum at the World Trade Center site May 14, 2014 in New York.(Photo credit STAN HONDA/AFP/Getty Images)
Artifacts from Ground Zero are viewed during a preview of the National September 11 Memorial Museum on May 14, 2014 in New York City. The long awaited museum will open to the public on May 21 following a six-day dedication period for 9/11 families, survivors, first responders, workers, and local city residents. For the dedication period the doors to the museum will be open for 24-hours a day from May 15 through May 20. On Thursday President Barack Obama and the first lady will attend the dedication ceremony for the opening of the museum. While the construction of the museum has often been fraught with politics and controversy, the exhibitions and displays seek to pay tribute to the 2,983 victims of the 9/11 attacks and the 1993 bombing while also educating the public on the September 11 attacks on the World Trade Center, the Pentagon and in Pennsylvania. (Photo by Spencer Platt/Getty Images)
A pair of eye glasses recovered from Ground Zero are viewed during a preview of the National September 11 Memorial Museum on May 14, 2014 in New York City. The long awaited museum will open to the public on May 21 following a six-day dedication period for 9/11 families, survivors, first responders, workers, and local city residents. For the dedication period the doors to the museum will be open for 24-hours a day from May 15 through May 20. On Thursday President Barack Obama and the first lady will attend the dedication ceremony for the opening of the museum. While the construction of the museum has often been fraught with politics and controversy, the exhibitions and displays seek to pay tribute to the 2,983 victims of the 9/11 attacks and the 1993 bombing while also educating the public on the September 11 attacks on the World Trade Center, the Pentagon and in Pennsylvania. (Photo by Spencer Platt/Getty Images)
Artifacts from Ground Zero are viewed during a preview of the National September 11 Memorial Museum on May 14, 2014 in New York City. The long awaited museum will open to the public on May 21 following a six-day dedication period for 9/11 families, survivors, first responders, workers, and local city residents. For the dedication period the doors to the museum will be open for 24-hours a day from May 15 through May 20. On Thursday President Barack Obama and the first lady will attend the dedication ceremony for the opening of the museum. While the construction of the museum has often been fraught with politics and controversy, the exhibitions and displays seek to pay tribute to the 2,983 victims of the 9/11 attacks and the 1993 bombing while also educating the public on the September 11 attacks on the World Trade Center, the Pentagon and in Pennsylvania. (Photo by Spencer Platt/Getty Images)
Cards, patches and mementos of those killed at Ground Zero are are viewed during a preview of the National September 11 Memorial Museum on May 14, 2014 in New York City. The long awaited museum will open to the public on May 21 following a six-day dedication period for 9/11 families, survivors, first responders, workers, and local city residents. For the dedication period the doors to the museum will be open for 24-hours a day from May 15 through May 20. On Thursday President Barack Obama and the first lady will attend the dedication ceremony for the opening of the museum. While the construction of the museum has often been fraught with politics and controversy, the exhibitions and displays seek to pay tribute to the 2,983 victims of the 9/11 attacks and the 1993 bombing while also educating the public on the September 11 attacks on the World Trade Center, the Pentagon and in Pennsylvania. (Photo by Spencer Platt/Getty Images)
Artifacts from Ground Zero are viewed during a preview of the National September 11 Memorial Museum on May 14, 2014 in New York City. The long awaited museum will open to the public on May 21 following a six-day dedication period for 9/11 families, survivors, first responders, workers, and local city residents. For the dedication period the doors to the museum will be open for 24-hours a day from May 15 through May 20. On Thursday President Barack Obama and the first lady will attend the dedication ceremony for the opening of the museum. While the construction of the museum has often been fraught with politics and controversy, the exhibitions and displays seek to pay tribute to the 2,983 victims of the 9/11 attacks and the 1993 bombing while also educating the public on the September 11 attacks on the World Trade Center, the Pentagon and in Pennsylvania. (Photo by Spencer Platt/Getty Images)
A display showing the Al-Qaeda hijackers, is seen during a press preview of the National September 11 Memorial Museum at the World Trade Center site May 14, 2014 in New York.(Photo credit STAN HONDA/AFP/Getty Images)
Artifacts from Ground Zero are are viewed during a preview of the National September 11 Memorial Museum on May 14, 2014 in New York City. The long awaited museum will open to the public on May 21 following a six-day dedication period for 9/11 families, survivors, first responders, workers, and local city residents. For the dedication period the doors to the museum will be open for 24-hours a day from May 15 through May 20. On Thursday President Barack Obama and the first lady will attend the dedication ceremony for the opening of the museum. While the construction of the museum has often been fraught with politics and controversy, the exhibitions and displays seek to pay tribute to the 2,983 victims of the 9/11 attacks and the 1993 bombing while also educating the public on the September 11 attacks on the World Trade Center, the Pentagon and in Pennsylvania. (Photo by Spencer Platt/Getty Images)
People peer in at the World Trade Center 'tridents' (R), two steel columns that formed part of the building's structural support, seen in the National September 11 Memorial Museum at the World Trade Center site May 14, 2014 in New York. (Photo credit STAN HONDA/AFP/Getty Images)
A model of the World Trade Center buildings, seen during a press preview in the National September 11 Memorial Museum at the World Trade Center site May 14, 2014 in New York. (Photo credit STAN HONDA/AFP/Getty Images)
A display of 'missing people' posters that were hung around New York City after the September 11, 2001 attacks on the World Trade Center, seen during a press preview in the National September 11 Memorial Museum at the World Trade Center site May 14, 2014 in New York. (Photo credit STAN HONDA/AFP/Getty Images)
A detail of a World Trade Center 'trident', a steel column that formed part of the building's structural support, seen during a press preview in the National September 11 Memorial Museum at the World Trade Center site May 14, 2014 in New York. (Photo credit STAN HONDA/AFP/Getty Images)
A sign in an exhibit about the aftermath of the September 11, 2001 attacks, seen during a press preview in the National September 11 Memorial Museum at the World Trade Center site May 14, 2014 in New York. (Photo credit STAN HONDA/AFP/Getty Images)
he bullhorn President George W. Bush used to speak to first responders and the public at Ground Zero on September 14 is viewed during a tour the National September 11 Memorial Museum on May 14, 2014 in New York City. The long awaited museum will open to the public on May 21 following a six-day dedication period for 9/11 families, survivors, first responders, workers, and local city residents. For the dedication period the doors to the museum will be open for 24-hours a day from May 15 through May 20. On Thursday President Barack Obama and the first lady will attend the dedication ceremony for the opening of the museum. While the construction of the museum has often been fraught with politics and controversy, the exhibitions and displays seek to pay tribute to the 2,983 victims of the 9/11 attacks and the 1993 bombing while also educating the public on the September 11 attacks on the World Trade Center, the Pentagon and in Pennsylvania. (Photo by Spencer Platt/Getty Images
A decorated pillar from Ground Zero and the Slurry Wall are viewed during a tour of the National September 11 Memorial Museum on May 14, 2014 in New York City. The long awaited museum will open to the public on May 21 following a six-day dedication period for 9/11 families, survivors, first responders, workers, and local city residents. For the dedication period the doors to the museum will be open for 24-hours a day from May 15 through May 20. On Thursday President Barack Obama and the first lady will attend the dedication ceremony for the opening of the museum. While the construction of the museum has often been fraught with politics and controversy, the exhibitions and displays seek to pay tribute to the 2,983 victims of the 9/11 attacks and the 1993 bombing while also educating the public on the September 11 attacks on the World Trade Center, the Pentagon and in Pennsylvania. (Photo by Spencer Platt/Getty Images)
Pictures of some of the September 11 hijackers are viewed during a preview of the National September 11 Memorial Museum on May 14, 2014 in New York City. The long awaited museum will open to the public on May 21 following a six-day dedication period for 9/11 families, survivors, first responders, workers, and local city residents. For the dedication period the doors to the museum will be open for 24-hours a day from May 15 through May 20. On Thursday President Barack Obama and the first lady will attend the dedication ceremony for the opening of the museum. While the construction of the museum has often been fraught with politics and controversy, the exhibitions and displays seek to pay tribute to the 2,983 victims of the 9/11 attacks and the 1993 bombing while also educating the public on the September 11 attacks on the World Trade Center, the Pentagon and in Pennsylvania. (Photo by Spencer Platt/Getty Images)